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CORR
2010
Springer
13 years 7 months ago
2010
Springer
We consider discrete denoising of two-dimensional data with characteristics that may be varying abruptly between regions. Using a quadtree decomposition technique and space-fillin...
CORR
2010
Springer
13 years 7 months ago
2010
Springer
It is well known that there is a sharp density threshold for a random r-SAT formula to be satisfiable, and a similar, smaller, threshold for it to be satisfied by the pure literal ...
CORR
2010
Springer
13 years 7 months ago
2010
Springer
Consider a routing problem instance consisting of a demand graph H = (V, E(H)) and a supply graph G = (V, E(G)). If the pair obeys the cut condition, then the flow-cut gap for thi...
CORR
2010
Springer
13 years 7 months ago
2010
Springer
The paper has two objectives. The first is to study rigorously the transient behavior of some P2P networks where information is replicated and disseminated according to an epidemic...
CORR
2008
Springer
13 years 7 months ago
2008
Springer
A wireless system with multiple channels is considered, where each channel has several transmission states. A user learns about the instantaneous state of an available channel by ...